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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84214b6797esm11009710b3a.26.2026.06.01.02.01.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 01 Jun 2026 02:02:02 -0700 (PDT) Message-ID: Date: Mon, 1 Jun 2026 17:01:57 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: wangao.wang@oss.qualcomm.com, linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Dmitry Baryshkov , Bryan O'Donoghue Subject: Re: [PATCH v4 0/6] media: qcom: iris: add support for decoding 10bit formats To: Neil Armstrong , Vikash Garodia , Dikshita Agarwal , Abhinav Kumar , Bryan O'Donoghue , Mauro Carvalho Chehab References: <20260521-topic-sm8x50-iris-10bit-decoding-v4-0-8ff8fce3f904@linaro.org> Content-Language: en-US From: Wangao Wang In-Reply-To: <20260521-topic-sm8x50-iris-10bit-decoding-v4-0-8ff8fce3f904@linaro.org> 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a=gowsoOTTUOVcmtlkKump:22 a=e5mUnYsNAAAA:8 a=bC-a23v3AAAA:8 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=MmTAwMZlFViELlrkKGwA:9 a=QEXdDO2ut3YA:10 a=IoOABgeZipijB_acs4fv:22 a=Vxmtnl_E_bksehYqCbjh:22 a=FO4_E8m0qiDe52t0p3_H:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-01_02,2026-05-28_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 adultscore=0 impostorscore=0 spamscore=0 bulkscore=0 lowpriorityscore=0 phishscore=0 suspectscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606010090 On 2026/5/21 17:24, Neil Armstrong wrote: > This adds the plumbing to support decoding HEVC, VP9 and AV1 > streams into 10bit pixel formats, linear and compressed. > > This has only been tested on SM8550 & SM8650 with HEVC, and was > inspired by Venus, DRM MSM and the downstream vidc driver for the > buffer calculations and HFI messages. > > Gstreamer support for QC08 and QC10 need the MR at [1] to be applied, > but NV12 and P010 works out of the box with mainline Gstreamer. > > Fluster HEVC results on SM8650 using Gstreamer: > > ./fluster.py run -ts JCT-VC-HEVC_V1 -d GStreamer-H.265-V4L2-Gst1.0 - 141/147 > The failing test case: > - Pixel Format mismatch > - TSUNEQBD_A_MAIN10_Technicolor_2 - Gstreamer waits NV12 but decoder returns P010 > - Unsupported resolution > - PICSIZE_A_Bossen_1 - resolution is higher than max supported > - PICSIZE_B_Bossen_1 - resolution is higher than max supported > - WPP_D_ericsson_MAIN_2 - resolution is lower than min supported > - WPP_D_ericsson_MAIN10_2 - resolution is lower than min supported > - CRC mismatch > - RAP_A_docomo_6 > > v4l2-compliance results on SM8550 & SM8650: > > $ v4l2-compliance -d /dev/video1 -s > v4l2-compliance 1.33.0-5456, 64 bits, 64-bit time_t > v4l2-compliance SHA: 8aa593bda182 2026-04-11 10:54:25 > > Compliance test for iris_driver device /dev/video1: > > Driver Info: > Driver name : iris_driver > Card type : Iris Encoder > Bus info : platform:aa00000.video-codec > Driver version : 7.0.0 > Capabilities : 0x84204000 > Video Memory-to-Memory Multiplanar > Streaming > Extended Pix Format > Device Capabilities > Device Caps : 0x04204000 > Video Memory-to-Memory Multiplanar > Streaming > Extended Pix Format > Detected Stateful Encoder > > Required ioctls: > test VIDIOC_QUERYCAP: OK > test invalid ioctls: OK > > Allow for multiple opens: > test second /dev/video1 open: OK > test VIDIOC_QUERYCAP: OK > test VIDIOC_G/S_PRIORITY: OK > test for unlimited opens: OK > > Debug ioctls: > test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported) > test VIDIOC_LOG_STATUS: OK (Not Supported) > > Input ioctls: > test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported) > test VIDIOC_G/S_FREQUENCY: OK (Not Supported) > test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported) > test VIDIOC_ENUMAUDIO: OK (Not Supported) > test VIDIOC_G/S/ENUMINPUT: OK (Not Supported) > test VIDIOC_G/S_AUDIO: OK (Not Supported) > Inputs: 0 Audio Inputs: 0 Tuners: 0 > > Output ioctls: > test VIDIOC_G/S_MODULATOR: OK (Not Supported) > test VIDIOC_G/S_FREQUENCY: OK (Not Supported) > test VIDIOC_ENUMAUDOUT: OK (Not Supported) > test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported) > test VIDIOC_G/S_AUDOUT: OK (Not Supported) > Outputs: 0 Audio Outputs: 0 Modulators: 0 > > Input/Output configuration ioctls: > test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported) > test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported) > test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported) > test VIDIOC_G/S_EDID: OK (Not Supported) > > Control ioctls: > test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK > test VIDIOC_QUERYCTRL: OK > test VIDIOC_G/S_CTRL: OK > test VIDIOC_G/S/TRY_EXT_CTRLS: OK > test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK > test VIDIOC_G/S_JPEGCOMP: OK (Not Supported) > Standard Controls: 43 Private Controls: 0 > > Format ioctls: > test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK > test VIDIOC_G/S_PARM: OK > test VIDIOC_G_FBUF: OK (Not Supported) > test VIDIOC_G_FMT: OK > test VIDIOC_TRY_FMT: OK > test VIDIOC_S_FMT: OK > test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported) > test Cropping: OK > test Composing: OK (Not Supported) > test Scaling: OK (Not Supported) > > Codec ioctls: > test VIDIOC_(TRY_)ENCODER_CMD: OK > test VIDIOC_G_ENC_INDEX: OK (Not Supported) > test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported) > > Buffer ioctls: > test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK > test CREATE_BUFS maximum buffers: OK > test VIDIOC_REMOVE_BUFS: OK > test VIDIOC_EXPBUF: OK > test Requests: OK (Not Supported) > test blocking wait: OK > > Test input 0: > > Streaming ioctls: > test read/write: OK (Not Supported) > Video Capture Multiplanar: Captured 61 buffers > test MMAP (select, REQBUFS): OK > Video Capture Multiplanar: Captured 61 buffers > test MMAP (epoll, REQBUFS): OK > Video Capture Multiplanar: Captured 61 buffers > test MMAP (select, CREATE_BUFS): OK > Video Capture Multiplanar: Captured 61 buffers > test MMAP (epoll, CREATE_BUFS): OK > test USERPTR (select): OK (Not Supported) > test DMABUF: Cannot test, specify --expbuf-device > > Total for iris_driver device /dev/video1: 54, Succeeded: 54, Failed: 0, Warnings: 0 > > $ v4l2-compliance -d /dev/video0 -s5 --stream-from=test_video_10s.h264 > v4l2-compliance 1.33.0-5456, 64 bits, 64-bit time_t > v4l2-compliance SHA: 8aa593bda182 2026-04-11 10:54:25 > > Compliance test for iris_driver device /dev/video0: > > Driver Info: > Driver name : iris_driver > Card type : Iris Decoder > Bus info : platform:aa00000.video-codec > Driver version : 7.0.0 > Capabilities : 0x84204000 > Video Memory-to-Memory Multiplanar > Streaming > Extended Pix Format > Device Capabilities > Device Caps : 0x04204000 > Video Memory-to-Memory Multiplanar > Streaming > Extended Pix Format > Detected Stateful Decoder > > Required ioctls: > test VIDIOC_QUERYCAP: OK > test invalid ioctls: OK > > Allow for multiple opens: > test second /dev/video0 open: OK > test VIDIOC_QUERYCAP: OK > test VIDIOC_G/S_PRIORITY: OK > test for unlimited opens: OK > > Debug ioctls: > test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported) > test VIDIOC_LOG_STATUS: OK (Not Supported) > > Input ioctls: > test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported) > test VIDIOC_G/S_FREQUENCY: OK (Not Supported) > test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported) > test VIDIOC_ENUMAUDIO: OK (Not Supported) > test VIDIOC_G/S/ENUMINPUT: OK (Not Supported) > test VIDIOC_G/S_AUDIO: OK (Not Supported) > Inputs: 0 Audio Inputs: 0 Tuners: 0 > > Output ioctls: > test VIDIOC_G/S_MODULATOR: OK (Not Supported) > test VIDIOC_G/S_FREQUENCY: OK (Not Supported) > test VIDIOC_ENUMAUDOUT: OK (Not Supported) > test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported) > test VIDIOC_G/S_AUDOUT: OK (Not Supported) > Outputs: 0 Audio Outputs: 0 Modulators: 0 > > Input/Output configuration ioctls: > test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported) > test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported) > test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported) > test VIDIOC_G/S_EDID: OK (Not Supported) > > Control ioctls: > test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK > test VIDIOC_QUERYCTRL: OK > test VIDIOC_G/S_CTRL: OK > test VIDIOC_G/S/TRY_EXT_CTRLS: OK > test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK > test VIDIOC_G/S_JPEGCOMP: OK (Not Supported) > Standard Controls: 12 Private Controls: 0 > > Format ioctls: > test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK > test VIDIOC_G/S_PARM: OK (Not Supported) > test VIDIOC_G_FBUF: OK (Not Supported) > test VIDIOC_G_FMT: OK > test VIDIOC_TRY_FMT: OK > test VIDIOC_S_FMT: OK > test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported) > test Cropping: OK > test Composing: OK > test Scaling: OK (Not Supported) > > Codec ioctls: > test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported) > test VIDIOC_G_ENC_INDEX: OK (Not Supported) > test VIDIOC_(TRY_)DECODER_CMD: OK > > Buffer ioctls: > test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK > test CREATE_BUFS maximum buffers: OK > test VIDIOC_REMOVE_BUFS: OK > test VIDIOC_EXPBUF: OK > test Requests: OK (Not Supported) > test blocking wait: OK > > Test input 0: > > Streaming ioctls: > test read/write: OK (Not Supported) > the input file is smaller than 7077888 bytes > Video Capture Multiplanar: Captured 601 buffers > test MMAP (select, REQBUFS): OK > the input file is smaller than 7077888 bytes > Video Capture Multiplanar: Captured 601 buffers > test MMAP (epoll, REQBUFS): OK > the input file is smaller than 7077888 bytes > Video Capture Multiplanar: Captured 601 buffers > test MMAP (select, CREATE_BUFS): OK > the input file is smaller than 7077888 bytes > Video Capture Multiplanar: Captured 601 buffers > test MMAP (epoll, CREATE_BUFS): OK > test USERPTR (select): OK (Not Supported) > test DMABUF: Cannot test, specify --expbuf-device > > Total for iris_driver device /dev/video0: 54, Succeeded: 54, Failed: 0, Warnings: 0 > > [1] https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8195 > > Signed-off-by: Neil Armstrong > --- > Changes in v4: > - Picked review tags > - Use u32 instead of __u32 > - Explicit DPB > - Drop NULL and use >>1 in q10c buffer calc > - Drop selicolon after switch statementr > - Correctly align HFI_PROP_UBWC_STRIDE_SCANLINE entry > - Rebase on media next tree after the file split > - Link to v3: https://patch.msgid.link/20260511-topic-sm8x50-iris-10bit-decoding-v3-0-7fc049b93042@linaro.org > > Changes in v3: > - Added review tag on patch 1 > - Limited stride command to AV1 decoding only > - Link to v2: https://patch.msgid.link/20260417-topic-sm8x50-iris-10bit-decoding-v2-0-c987b65a31d5@linaro.org > > Changes in v2: > - Fixed bug breaking 8bit decoding > - Dropped filtering on G_FMT while waiting for soure change > - Dropped format filtering on ENUMFMT > - Switched ALIGN(x, 192) to roundup(x, 192) because ALIGN works only with Power Of Two numbers > - Cleaned and refactors the width/height/stride calculations > - Cleaned and redesigned the buffer calculations functions with proper comments and var names > - Passed fluster and v4l2-compliance to check for non regression > - Tested on SM8550 > - Added missing V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10 with made gstreamer fail decoding > - Link to v1: https://patch.msgid.link/20260408-topic-sm8x50-iris-10bit-decoding-v1-0-428c1ec2e3f3@linaro.org > > --- > Neil Armstrong (6): > media: qcom: iris: add helpers for 8bit and 10bit formats > media: qcom: iris: add QC10C & P010 buffer size calculations > media: qcom: iris: gen2: add support for 10bit decoding > media: qcom: iris: vdec: update size and stride calculations for 10bit formats > media: qcom: iris: vdec: update find_format to handle 8bit and 10bit formats > media: qcom: iris: vdec: allow GEN2 decoding into 10bit format > > drivers/media/platform/qcom/iris/iris_buffer.c | 195 ++++++++++++++++++++- > drivers/media/platform/qcom/iris/iris_hfi_gen2.c | 8 +- > .../platform/qcom/iris/iris_hfi_gen2_command.c | 75 +++++++- > .../platform/qcom/iris/iris_hfi_gen2_defines.h | 1 + > .../platform/qcom/iris/iris_hfi_gen2_response.c | 37 +++- > drivers/media/platform/qcom/iris/iris_instance.h | 2 + > .../platform/qcom/iris/iris_platform_common.h | 1 + > drivers/media/platform/qcom/iris/iris_utils.c | 16 +- > drivers/media/platform/qcom/iris/iris_utils.h | 2 + > drivers/media/platform/qcom/iris/iris_vdec.c | 42 ++++- > 10 files changed, 364 insertions(+), 15 deletions(-) > --- > base-commit: 86693e86019a7466be961fd4f45d407cc0b0ba0a > change-id: 20260408-topic-sm8x50-iris-10bit-decoding-074c3ac7975c > > Best regards, > -- > Neil Armstrong > > Tested-by: Wangao Wang -- Best Regards, Wangao